Our keyhole rings are made from 316 stainless steel and are designed to fit 25-32mm tubes and 38mm tubes. 

Spinnaker Pole Fittings Description: 

P/No    DESCRIPTION & WEIGHT
16-07    Spinnaker pole end to fit 25mm o/d tube 96g
16-09    Spinnaker pole end to fit 32mm o/d tube 105g
16-11    Tapered spinnaker pole end to fit wooden pole (32mm at large end) 94g
16-21    Centre cleat 6g
16-29    Keyhole ring for up-haul / down-haul on 25 or 32mm dia. poles 14g
16-31    Keyhole ring for up-haul / down-haul fitting for 38mm dia. poles 14g
16-23    Trip Grip for 25mm dia. poles 24g
16-25    Trip Grip for 32mm dia. poles 18g
16-33    Trigger Grip for tapered or parallel wooden or aluminium poles up to 38mm o/d 11g